It was worth the trip. The hair and my -- today. But I've never heard her say before. She's always love me. A classic case why enacted it takes five times -- -- here. -- -- I want to thank you for putting my name in nomination. To be vice president of United States. Except. -- -- -- -- a mission to move this nation forward. From -- downturn. To promise. To prosperity there. A mission. I guarantee you we will complete. A mission we well com play. Want to show -- the character of leader. Who had -- to -- American the American people. Literally stood on the brink. Of a new depression. The leader. Who has what it takes to lead us over the next four years to a future. As great as our people. I want to take you inside the White House to see the president as I see him every day folks I've watched him. He has never wavered. He never never. -- backs down. He always -- solve any always fast and every one of those critical maybe the same fundamental question how it. Is this going to affect the average American how is this the want to affect people's. Wives they're. What's inside this may. And only -- at this convention this -- my mom four years ago my mom was. -- -- -- -- Sitting up in the stadium in Denver. I quoted her. I quoted her when her favorite expressions. She used to say smaller children she should Joey. Bravery resides in every heart. In the time will come. When it must be some. Ladies and gentlemen. Are here to tell you. When I think you already know. I watched it up close. Bravery resides in the heart of Barack Obama in time and time again eyewitness -- -- it. This man has courage it is -- compassion it is hard and that's fine of steel. Then. Because. Because. Six months. And most fascinating thing I've found last week was what governor Romney said. That as president. He would take a jobs tour. Or this support for outsourcing its going to have to be a foreign trip. President Obama knows that. Trading jobs in America. Keeping jobs in America bringing jobs back to America is what the -- -- is all about. That's what presidents -- -- supposed to do. Governor Romney believes its okay to raise taxes on middle class by 2000 dollars in order to pay for another literally another trillion dollar tax cut for the very wealthy. President Obama knows that there's nothing decent -- fair. About asking people with more to do less -- -- less to do more. Governor Romney believes he believes that kids kids like are dreamers. Those immigrant children. Those immigrant children were brought to American shores. Through no fault -- he thinks there are dragging on the American economy President Obama believes that even though the dreamers those kids did choose to come here they had chosen to do right by America and it's time address the did you -- right now. And now. We know -- We now find ourselves. At the hinge of history. The new direction we turn. Is not figuratively as literally in your hands. It has been. A truly great honor. To serve -- -- to serve with Barack. Who -- always stood up for -- for the past four years. I've seen in test. I know his -- his commands his face. And I also know. The incredible confidence he has -- all of you. I know this -- Yes. A worker recoveries net yet not yet complete. But. We are on our way back. The journey of hope. Is not yet finished but we are on our way and the cause of change is not fully accomplished but we are on our way. -- -- -- -- -- --

This transcript has been automatically generated and may not be 100% accurate.

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